What causes families to self-destruct, and how can the greater community help couples solve relationship problems and perhaps even prevent family violence?

How did Darwin’s theory of natural selection and survival of the fittest become today’s dominant worldview?

Sir John Polkinghorne talks to Vision’s Dan Cloer about some of the deficiencies of science without religion.

What makes poor people poor? What can they do about their poverty? Paul Polak started International Development Enterprises to answer these questions.

In a 2007 poll, 58 percent of children said they would choose happiness over wealth. But what does it take to make people happy? 

Research suggests that a child who lacks a positive sense of identity is much more likely to turn violent. Gina Stepp explores five keys to help prevent youth violence. 

Mid-20^th-century technological advances caused many to ignore the potentially negative effects. One early voice of caution was that of Rachel Carson.

Spiritual laws govern how we rightly relate to other humans and the environment. We can ignore them or align ourselves with them and reap the benefits.

Vision interviews astronaut Michael Massimino who has traveled to space twice to help repair the Hubble Space Telescope.

Marine biologist Eric Montie discusses some of the challenges in determining the presence and effects of chemicals such as DDT in marine mammals.

What effect, if any, does religious belief have on us? Two books, both published in 2009, tackle the topic but come to very different conclusions.

How important is it for kids to spend a significant amount of time in unstructured outdoor play?

At some point every one of us has the opportunity to lead. What are the principles that enable us to lead with the interests of others foremost in mind?

DDT had no practical use until Paul Hermann Müller, a chemist working in Basel, Switzerland, discovered that it was an effective contact insecticide.

Early in stem cell research, scientists believed that differentiated body cells could not be coaxed back to a stem-like state. This belief has been turned on its head, offering hope for more healthy aging.

Vision contributor Dan Cloer asks Dr. Leonard Hayflick about his argument of the inevitable relationship between aging and longevity.

Survey finds that teens who have seen their parents drunk are more than twice as likely to get drunk themselves in a typical month.

Kofi Annan, the seventh Secretary-General of the United Nations and the first black African to hold the position, served from 1997 to 2006. 

Researchers are investigating an array of biochemical fixatives that propose to increase longevity.

Wendy Freedman serves as director of the Observatories of the Carnegie Institution of Washington. She spoke with Vision about the next era of astronomy.